<template>
    <div>
        <!-- 面包屑导航区域 -->
        <el-breadcrumb separator="/">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片区域 -->
        <el-card>
            <!-- 栅格区 -->
            <el-row :gutter="20">
                <el-col :span="8">
                    <el-input placeholder="请输入内容" v-model="querInfo.query" clearable @clear="getGoodsList">
                        <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="goAddPage">添加商品</el-button>
                </el-col>
            </el-row>
            <!-- 商品列表 表格区 -->
            <el-table :data="goodlist" stripe style="width: 100%" :border="true">
                <el-table-column type="index" label="#"></el-table-column>
                <el-table-column prop="goods_name" label="商品名称"></el-table-column>
                <el-table-column prop="goods_price" label="商品价格" width="95"></el-table-column>
                <el-table-column prop="goods_weight" label="商品重量" width="70"></el-table-column>
                <el-table-column label="创建时间" width="140">
                    <template slot-scope="scope">
                        {{scope.row.add_time | dateFormat}}
                    </template>
                </el-table-column>
                <el-table-column label="操作" width="130">
                    <template slot-scope="scope">
                        <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                        <el-button type="danger" icon="el-icon-delete" size="mini"
                            @click="removeById(scope.row.goods_id)"></el-button>
                    </template>
                </el-table-column>
            </el-table>
            <!-- 分页区 -->
            <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
                :current-page="querInfo.pagenum" :page-sizes="[5, 10, 15, 20]" :page-size="querInfo.pagesize"
                layout="total, sizes, prev, pager, next, jumper" :total="total" background>
            </el-pagination>
        </el-card>
    </div>
</template>
<script>
    export default {
        data() {
            return {
                //获取商品列表的查询对象
                querInfo: {
                    query: '',
                    pagenum: 1,
                    pagesize: 10,
                },
                //返回的数据总数
                total: 0,
                //返回的数据数组
                goodlist: [],
                //
            }
        },
        created() {
            this.getGoodsList()
        },
        methods: {
            async getGoodsList() {
                const { data: res } = await this.$http.get('goods', {
                    params: this.querInfo
                })
                if (res.meta.status !== 200) {
                    return this.$message.error('获取商品列表失败')
                }
                this.total = res.data.total
                this.goodlist = res.data.goods
                this.$message.success('获取商品列表成功')
                console.log(res.data);
            },
            //pagesize发生改变触发的函数
            handleSizeChange(newsize) {
                this.querInfo.pagesize = newsize
                this.getGoodsList()
            },
            //pagenum发生改变触发的函数
            handleCurrentChange(newnum) {
                this.querInfo.pagenum = newnum
                this.getGoodsList()
            },
            //删除商品按钮时间
            async removeById(id) {
                const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
                    confirmButtonText: '确定',
                    cancelButtonText: '取消',
                    type: 'warning'
                }).catch(err=>err)
                if (confirmResult !== 'confirm') {
                    return this.$message.info('已取消删除')
                }
                const { data: res } = await this.$http.delete('goods/' + id)
                if (res.meta.status !== 200) {
                    return this.$message.error('删除商品失败')
                }
                this.$message.success('删除商品成功')
                this.getGoodsList()
            },
             //跳转添加商品页面
            goAddPage() {
                this.$router.push('/goods/add')
            },
        },//方法最外层
    }
</script>
<style scoped>

</style>